<template>
  <Layout>
    <!-- Page Header -->
    <header class="masthead" style="background-image: url('/img/home-bg.jpg')">
      <div class="overlay"></div>
      <div class="container">
        <div class="row">
          <div class="col-lg-8 col-md-10 mx-auto">
            <div class="site-heading">
              <h1>{{ general.title }}</h1>
              <span class="subheading">{{ general.subtitle }}</span>
            </div>
          </div>
        </div>
      </div>
    </header>

    <!-- Main Content -->
    <div class="container">
      <div class="row">
        <div class="col-lg-8 col-md-10 mx-auto">
          <div class="post-preview" v-for="edge in $page.posts.edges" :key="edge.node.id">
            <g-link :to="'/post/' + edge.node.id">
              <h2 class="post-title">
                {{ edge.node.title }}
              </h2>
              <!-- <h3 class="post-subtitle">
                Problems look mighty small from 150 miles up
              </h3> -->
            </g-link>
            <p class="post-meta">Posted by
              <a href="#">Start Bootstrap</a>
              on {{ edge.node.created_at }}</p>
              <p>
                <span class="tag" v-for="tag in edge.node.tags" :key="tag.id">
                  <g-link href="">{{ tag.title }}</g-link>
                </span>
              </p>
              <hr>
          </div>
          
          <!-- Pager -->
          <!-- <div class="clearfix">
            <a class="btn btn-primary float-right" href="#">Older Posts &rarr;</a>
          </div> -->
          <Pager class="page" :info="$page.posts.pageInfo"/>
        </div>
      </div>
    </div>
    
  </Layout>
</template>

<page-query>
  query ($page: Int) {
    posts: allStrapiPost (perPage: 2, page: $page) @paginate {
      pageInfo {
        totalPages
        currentPage
      }
      edges {
        node {
          id
          title
          created_at
          tags {
            id
            title
          }
        }
      }
    },
    general: allStrapiGeneral {
      edges {
        node {
          id
          title
          subtitle
          cover {
            url
          }
        }
      }
    }
  }
</page-query>

<script>
import { Pager } from 'gridsome'

export default {
  name: "HomePage",
  metaInfo: {
    title: 'Hello, world!'
  },
  components: {
    Pager
  },
  computed: {
    general() {
      return this.$page.general.edges[0].node
    }
  }
}
</script>

<style scoped>
  .tag {
    margin-right: 10px;
  }
</style>
